1657 in Sweden
# 1657 in Sweden

Events from the year 1657 in Sweden

## Incumbents

* Monarch – Charles X Gustav

## Events

* June 1 – Dano-Swedish War (1657–1658): King Frederick III of Denmark signs a manifesto de facto declaring war on Sweden.
* 8 July - Battle of Walk
* 17 August - Battle of Dirschau
* The Stockholms Banco is founded.

## Births

* - Ebba Maria De la Gardie, poet and singer (died 1697)

## Deaths

* 7 September - Arvid Wittenberg, count, field marshal and privy councillor (born 1606)
* Gustav Horn, Count of Pori, politician (born 1592)
* Anders Eriksson Hästehufvud, officer (born 1577)
* 5 December - Johan Oxenstierna, politician (born 1611)
* Stormor i Dalom, vicars wife and local profile (born 1594)
